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CTO resume example

A CTO resume for a technology executive at a growth-stage software company. CEOs and boards hire a CTO to make the few technology decisions that shape the company for years, so the resume shows those bets, how they paid off in revenue or cost, and that the CTO also runs a large, healthy organization.

Chief technology officer (CTO) resume example, page 1 of 2SAOIRSE KAVANAGHChief Technology Officersaoirse.kavanagh@example.com · (720) 555-0137 · Denver, CO · linkedin.com/in/saoirse-kavanagh ·github.com/example-skavanaghSUMMARYTechnology executive who has spent 20 years building software and the last 5 as CTO of a venture-backedenergy software company, where I set technology strategy with the CEO and board, run engineering,security, data and IT, and make the platform bets that let a company grow several times over without arewrite. Earlier, I built and led engineering teams from 25 to 110 people.EXPERIENCEChief Technology OfficerMar 2021 – PresentAmpline Energy SoftwareDenver, CO•Own technology strategy, engineering, security, data and IT for a grid analytics platform used by 60utilities: 230 people and a $44 million budget; present to the board every quarter.•Set the 3-year strategy that moved the product from single-tenant installs to a multi-tenant cloudplatform, cutting onboarding of a new utility from 9 months to 6 weeks.•Launched the machine learning load-forecasting product with a 14-person applied ML team; it now bringsin 22% of new annual recurring revenue.•Led technical due diligence for the $120 million Series C and 2 acquisitions, and merged both acquiredcodebases into the platform within 12 months.•Built the security program to SOC 2 Type II and ISO 27001, which 80% of utility tenders now require.Vice President of EngineeringFeb 2016 – Feb 2021Summitline Freight TechnologiesBoulder, CO•Grew engineering from 25 to 110 people across 3 product lines and 2 offices.•Led the move from a co-located data center to AWS, cutting hosting costs 38% and deploy time from hoursto minutes.•Introduced the architecture review and incident processes the company still uses.Principal Engineer, then Engineering ManagerAug 2006 – Jan 2016Front Range TelecomEnglewood, CO•Designed the billing mediation system processing 400 million call records a day; later managed 3 teamsand 22 engineers.EDUCATIONB.A. (Mod.) in Computer Science2002 – 2006Trinity College DublinDublin, IrelandADVISORY AND SPEAKING•Technical advisor to two climate technology startups at seed stage (2023 to present).•Speaker on multi-tenant architecture for regulated industries at three industry conferences (2024 to 2026).Saoirse Kavanagh · 1 / 2
Chief technology officer (CTO) resume example, page 2 of 2SKILLSTechnology strategy · Cloud architecture (AWS) · Multi-tenant SaaS platforms ·Security and compliance (SOC 2, ISO 27001) · Data and ML platforms · Build-versus-buy decisions ·Technical due diligence · Engineering organization design · Technology budgets · Board reporting ·Python and GoSaoirse Kavanagh · 2 / 2
Chief technology officer (CTO)Use this example

What recruiters look for

  • Technology bets tied to the business: platform rewrites, cloud moves, AI products, build-versus-buy choices, each with the business result.
  • Breadth of ownership: engineering, security, data, IT and sometimes product. Say what reports to you.
  • Security and risk: compliance programs, incidents handled, customer trust. Boards increasingly hold the CTO accountable for cyber risk.
  • Capital events: due diligence for fundraising, acquisitions and integrations.
  • External credibility: customers, investors and conferences. Many CTOs are part of the sales story.

Writing the summary

State the kind of CTO you are (a builder at an early-stage startup, a scale-up executive, an enterprise transformation leader), the size of the organization and company, and one or two signature technology bets. Mention your hands-on background in a phrase; CEOs want to know you can still judge an architecture.

The summary in this example

Technology executive who has spent 20 years building software and the last 5 as CTO of a venture-backed energy software company, where I set technology strategy with the CEO and board, run engineering, security, data and IT, and make the platform bets that let a company grow several times over without a rewrite. Earlier, I built and led engineering teams from 25 to 110 people.

CTO and co-founder of an early-stage startup

Co-founder and CTO who wrote the first version of our product, hired the first 20 engineers and took it to $8 million in annual recurring revenue. I still design the core systems, run security and hiring, and translate customer problems into a technical roadmap.

Enterprise CTO or CIO in a non-tech company

Technology executive leading a 400-person IT and digital organization for a $3 billion insurer. I moved 70% of workloads to the cloud, launched the company’s first digital sales channel and cut technology run costs 18%, while keeping regulators and auditors satisfied.

Bullet points that work

Strong lines for this role, beyond the ones in the example. Borrow the shape and put in your own numbers.

  • Chose to buy rather than build the data platform, saving an estimated 18 months and $6 million, and redirected 20 engineers to customer features.
  • Launched a generative AI assistant inside the product that 40% of active customers used within 6 months.
  • Cut total technology spend from 29% to 21% of revenue over 3 years while doubling release frequency.
  • Led the response to a credential-stuffing attack affecting 2,000 accounts, briefing the board and customers within 24 hours.
  • Retired a 15-year-old monolith in 4 phases over 2 years with no customer-facing outage.
  • Owned the technology section of a $300 million sale process, answering 900 diligence questions with the data room team.
  • Created a technology strategy review with the board, approving a $25 million, 3-year platform investment.
  • Built a patent program that filed 9 applications on forecasting methods in 2 years.
  • Grew the security team from 2 to 12 and reached FedRAMP Moderate authorization to sell to federal agencies.
  • Set up an architecture council of 8 principal engineers that reviews every system expected to cost over $250,000 a year.

Skills to list

Hard skills

  • Technology strategy and roadmapping
  • Platform and cloud architecture
  • Security, privacy and compliance frameworks
  • Data, analytics and AI strategy
  • Build, buy or partner decisions
  • Technical due diligence and M&A integration
  • Technology budgeting and vendor management
  • Engineering organization design
  • Intellectual property and patents

Soft skills

  • Explaining technology to boards and investors
  • Partnering with the CEO on strategy
  • Saying no to expensive ideas
  • Recruiting senior technical leaders
  • Representing the company to customers

Certifications and licenses worth listing

  • None are expected for most CTO roles: the technology bets you made and their results decide the hire.
  • CISSP or CISM: relevant if the CTO role includes owning security in a regulated industry.
  • Cloud professional-level certifications (AWS Solutions Architect Professional, Google Professional Cloud Architect): a minor plus for cloud migration mandates.

Length and format

Two pages. Your CTO role takes most of page one. Previous VP and director roles get three bullets each, and hands-on engineering roles one line. A short Advisory and speaking section is worth including when it shows market credibility; leave out a long list of programming languages.

Common mistakes

  • Reading like a VP of engineering: hiring and delivery metrics with no strategic technology decisions.
  • Technology bets without business results. Every platform move should end in revenue, cost, speed or risk.
  • Leaving out security. Boards and customers will ask; a CTO who cannot show a security program raises doubts.
  • Showing off the stack instead of the judgment. Name tools only where they explain a decision.
  • Ignoring the board. If you present to the board or ran diligence for a raise, say so.

Questions and answers

Should a CTO still list technical skills?

Yes, as areas (cloud architecture, data platforms, security) rather than libraries. A line on your hands-on background, such as the languages you built in, helps early-stage companies judge whether you will design the first systems yourself.

What is the difference between a startup CTO and an enterprise CTO resume?

A startup CTO resume shows building: the first product, the first team, the first security program. An enterprise CTO resume shows transformation at scale: cloud migrations, cost, risk and large vendor decisions. Use the matching alternative summary above.

How do I show impact as a CTO when outcomes are shared?

Describe the decision you made and the outcome that followed: “set the multi-tenant strategy; onboarding fell from 9 months to 6 weeks”. Boards expect a CTO’s impact to show up through the whole company.

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